HD66137 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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Компоненты Описание

производитель

HD66137

High-Voltage Durable 240-Channel Common Driver for Dot-Matrix STN LCD

Hitachi -> Renesas Electronics 

HD66137T

Power Supply Circuit Example

Figure 3 shows a power supply circuit example.

+21.0V

DC-DC

CONVERTER

+3.0~5.0V

+2.7~5.5V

–

+

GND

VLCD

VH

VCC

SEG

V0

Driver

VM

V1

GND

COM

Driver

HD66137

+–

External Capacitor

(2.2~4.7 µF)

VEO

VL

VEE

C1 C2

+–

C0

External Capacitor

(2.2~4.7 µF)

Figure 3 Power Supply Circuit Example

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